Overview

overview

10

Static

static

3

dd1fa88d02...b9.exe

windows7-x64

10

dd1fa88d02...b9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dd1fa88d0200007ac5d8f6aea95a4208cc8f9117f6710776a4565cb16d6291b9

  • Size

    90KB

  • Sample

    241223-ee2mjsvqhy

  • MD5

    a9627990d91616c63b5c4b1e35733ebb

  • SHA1

    e98dd37c0c2f86640994b6823571ae3231111650

  • SHA256

    dd1fa88d0200007ac5d8f6aea95a4208cc8f9117f6710776a4565cb16d6291b9

  • SHA512

    3030d687756fe1010f83cca8bf007735aed670b3c78946d8a08ef815f17b1cd56382aa7d007bf4bec27e7a3105073cbd8ac29b21737d7e654a752caad784324c

  • SSDEEP

    1536:kSxZicvb2P+7IT98iSDcvo9sfoz1i/wJCtw5SG3aSm5x7XGTQGZgu/Ub0VkVNK:kSPyT98iSDcvo9sfoJi/WYw5nmrTdGGw

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      dd1fa88d0200007ac5d8f6aea95a4208cc8f9117f6710776a4565cb16d6291b9

    • Size

      90KB

    • MD5

      a9627990d91616c63b5c4b1e35733ebb

    • SHA1

      e98dd37c0c2f86640994b6823571ae3231111650

    • SHA256

      dd1fa88d0200007ac5d8f6aea95a4208cc8f9117f6710776a4565cb16d6291b9

    • SHA512

      3030d687756fe1010f83cca8bf007735aed670b3c78946d8a08ef815f17b1cd56382aa7d007bf4bec27e7a3105073cbd8ac29b21737d7e654a752caad784324c

    • SSDEEP

      1536:kSxZicvb2P+7IT98iSDcvo9sfoz1i/wJCtw5SG3aSm5x7XGTQGZgu/Ub0VkVNK:kSPyT98iSDcvo9sfoJi/WYw5nmrTdGGw

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks